How to use Cardinal Directions with Vectors (5:59)

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AP Physics 1

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Many students struggle with understanding Cardinal Directions.  So this is a very basic video describing how to use cardinal directions with vectors. 

Content Times:
0:12 Previous example summary
0:48 Two suggestions for working with Cardinal Directions
1:58 East of North = East “from” North
2:18 The 8 possible direcitons
3:51 Two equivalent ways to describe the same vector
4:51 NE, SE, SW, and NW
5:24 The review